Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7815881 | Selective catalytic reduction of NOx enabled by urea decomposition heat-exchanger bypass | William H. Sun, John M. Boyle, Penelope Stamatakis | 2010-10-19 |
| 7615200 | Selective catalytic reduction of NOx enabled by urea decomposition in heat-exchanger bypass | William H. Sun, John M. Boyle, Penelope Stamatakis | 2009-11-10 |
| 5543123 | Low pressure formation of a urea hydrolysate for nitrogen oxides reduction | John E. Hofmann, Thure von Harpe, Daniel V. Diep | 1996-08-06 |
| 5536482 | Process for pollution control | Daniel V. Diep, Per B. Christiansen | 1996-07-16 |
| 5523069 | Carbonyl sulfide abatement in fluids | — | 1996-06-04 |
| 5518980 | Stabilization of calcium-based slurries for sox reduction by in-furnance injection | — | 1996-05-21 |
| 5489419 | Process for pollution control | Daniel V. Diep | 1996-02-06 |
| 5468460 | Stabilization of calcium-based slurries for sox reduction by in-furnace injection | — | 1995-11-21 |
| 5453257 | Process for adjusting the optimum effluent temperature of a nitrogen oxides reducing treatment agent | Daniel V. Diep | 1995-09-26 |
| 5399325 | Nitrogen oxides reduction using a urea hydrolysate | Thure von Harpe, Reinhard Pachaly, Daniel V. Diep, Joseph B. Wegrzyn | 1995-03-21 |
| 5286467 | Highly efficient hybrid process for nitrogen oxides reduction | William H. Sun, John E. Hofmann | 1994-02-15 |
| 4834955 | Chemical formulation and combined process for inhibiting deposition and corrosion in cooling water and gypsum scaling in flue gas desulfurization scrubber systems | R. J. Mouche, E. W. Ekis, Jr. | 1989-05-30 |